♻️ Restructure: Move Astro to repository root

BREAKING CHANGE: Astro project is now at repository root
- Removed dealplustech-astro subdirectory
- Moved all Astro files to root
- Updated PostCSS config to .cjs
- Removed old Next.js files

✅ 11 pages built successfully
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✅ Ready for Easypanel deployment (no root dir needed)

Migration path:
- Old structure: /dealplustech-astro/
- New structure: / (root)

dealplustech-astro/node_modules/camelcase/package.json

@@ -1,47 +0,0 @@
-{
-	"name": "camelcase",
-	"version": "8.0.0",
-	"description": "Convert a dash/dot/underscore/space separated string to camelCase or PascalCase: `foo-bar` → `fooBar`",
-	"license": "MIT",
-	"repository": "sindresorhus/camelcase",
-	"funding": "https://github.com/sponsors/sindresorhus",
-	"author": {
-		"name": "Sindre Sorhus",
-		"email": "sindresorhus@gmail.com",
-		"url": "https://sindresorhus.com"
-	},
-	"type": "module",
-	"exports": "./index.js",
-	"types": "./index.d.ts",
-	"engines": {
-		"node": ">=16"
-	},
-	"scripts": {
-		"test": "xo && ava && tsd"
-	},
-	"files": [
-		"index.js",
-		"index.d.ts"
-	],
-	"keywords": [
-		"camelcase",
-		"camel-case",
-		"camel",
-		"case",
-		"dash",
-		"hyphen",
-		"dot",
-		"underscore",
-		"separator",
-		"string",
-		"text",
-		"convert",
-		"pascalcase",
-		"pascal-case"
-	],
-	"devDependencies": {
-		"ava": "^5.3.1",
-		"tsd": "^0.28.1",
-		"xo": "^0.55.1"
-	}
-}